easy-pdf-merge 0.1.0 through 0.2.6 contains an OS command injection vulnerability that allows attackers to execute commands by injecting shell metacharacters into source paths, destination path, or maxHeap option. Attackers can supply file names or options containing double quotes, semicolons, $() or backticks, which child_process.exec() runs through a shell with the Node.js process privileges.
Attack Parameters
Attack Vector
Network
Can be exploited remotely
Attack Complexity
Low
Easy to exploit
Attack Requirements
Present
Additional conditions required
Privileges Required
None
No privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
High
Complete data leak
Integrity
High
Complete data modification
Availability
High
Complete denial of service
CVSS Vector v4.0
Weakness Type (CWE)
References 5
https://github.com/karuppiah7890/easy-pdf-merge
disclosure@vulncheck.com
https://github.com/karuppiah7890/easy-pdf-merge/blob/v0.2.6/source/lib/PDFMerge…
disclosure@vulncheck.com
https://github.com/karuppiah7890/easy-pdf-merge/pull/28
disclosure@vulncheck.com
https://github.com/karuppiah7890/easy-pdf-merge/pull/45
disclosure@vulncheck.com
https://www.vulncheck.com/advisories/easy-pdf-merge-0.1.0-through-0.2.6-os-comm…
disclosure@vulncheck.com